关于被动语态的问题a truck is running over a bag,变成被动语态,答案写的是a bag is being run over by a truck,为什么不是a bag is running over by a truck上面说错了，为什么不是a bag being run over by a truck？

关于被动语态的问题a truck is running over a bag,变成被动语态,答案写的是a bag is being run over by a truck,为什么不是a bag is running over by a truck上面说错了，为什么不是a bag being run over by a truck？ 关于英语被动语态的问题Are you going to buy me a pair of shoes?把这个句子变成被动语态,变完还要是一般疑问句. She is teaching the boy a lesson 的被动语态 有关被动语态问题-Is Tom still that naughty.-Not always.Look!He is being a good boy.这道题为什么用了被动语态哦!好像不必用被动的样子! Well,a truck this old was bound to have a flaw.this old如何理解?was bound是被动语态?was bound to have this old后置定语修饰truck？to have是bound的宾语？ 关于英语被动语态语法的一些问题A new railawy is being built这句话中主语是A new railawy 那么 is being built 各自扮演什么成分呢 He is writing a letter被动语态 初三英语关于被动语态的My bike is broken正确还是 My bike broke正确 应该用被动语态还是主动语态? 关于感官动词被动语态的用法 关于被动语态 关于初中英语被动语态问题被动语态的构成的：助动词be+过去分词（及物动词)I know the famous scientist named Paul.为什么没有be? 初二被动语态被动语态的公式, 关于被动语态只要有关被动语态的知识,多多益善,thanks 被动语态的谓语动词是IS怎么办比如I am a boy 被动语态的用法以下各种用法如何用被动语态A：被动语态+双宾B：被动语态+宾语+宾补 It is a dog.有被动语态吗.如题. she is making tom a new coat 改为被动语态 Is he going to sing a song(改为被动语态)